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https://github.com/ChuckBuilds/LEDMatrix.git
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317 lines
14 KiB
Python
317 lines
14 KiB
Python
import os
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import json
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import logging
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from datetime import datetime, timedelta
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from google.oauth2.credentials import Credentials
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from google_auth_oauthlib.flow import InstalledAppFlow
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from google.auth.transport.requests import Request
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from googleapiclient.discovery import build
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import pickle
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from PIL import Image, ImageDraw, ImageFont
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import numpy as np
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from rgbmatrix import graphics
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import pytz
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from src.config_manager import ConfigManager
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import time
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# Configure logger for this module
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logger = logging.getLogger(__name__)
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logger.setLevel(logging.DEBUG) # Set to DEBUG to see font details
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class CalendarManager:
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def __init__(self, display_manager, config):
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logger.info("Initializing CalendarManager")
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self.display_manager = display_manager
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self.config = config
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self.calendar_config = config.get('calendar', {})
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self.enabled = self.calendar_config.get('enabled', False)
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self.update_interval = self.calendar_config.get('update_interval', 300)
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self.max_events = self.calendar_config.get('max_events', 3)
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self.calendars = self.calendar_config.get('calendars', ['birthdays'])
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self.last_update = 0
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self.last_debug_log = 0 # Add timestamp for debug message throttling
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self.events = []
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self.service = None
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# Log font information during initialization
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logger.debug(f"Display Manager fonts:")
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logger.debug(f" Small font: {self.display_manager.small_font}")
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logger.debug(f" Calendar font: {self.display_manager.calendar_font}")
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logger.debug(f" Font types - Small: {type(self.display_manager.small_font)}, Calendar: {type(self.display_manager.calendar_font)}")
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logger.info(f"Calendar configuration: enabled={self.enabled}, update_interval={self.update_interval}, max_events={self.max_events}, calendars={self.calendars}")
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# Get timezone from config
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self.config_manager = ConfigManager()
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timezone_str = self.config_manager.get_timezone()
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logger.info(f"Loading timezone from config: {timezone_str}")
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try:
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self.timezone = pytz.timezone(timezone_str)
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logger.info(f"Successfully loaded timezone: {self.timezone}")
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except pytz.UnknownTimeZoneError:
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logger.warning(f"Unknown timezone '{timezone_str}' in config, defaulting to UTC.")
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self.timezone = pytz.utc
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if self.enabled:
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self.authenticate()
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else:
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logger.warning("Calendar manager is disabled in configuration")
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# Display properties
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self.text_color = (255, 255, 255) # White
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self.time_color = (0, 255, 0) # Green
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self.date_color = (200, 200, 200) # Light Grey
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# State management
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self.current_event_index = 0
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self.force_clear = False
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def authenticate(self):
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"""Authenticate with Google Calendar API."""
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logger.info("Starting calendar authentication")
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creds = None
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token_file = self.calendar_config.get('token_file', 'token.pickle')
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if os.path.exists(token_file):
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logger.info(f"Loading credentials from {token_file}")
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with open(token_file, 'rb') as token:
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creds = pickle.load(token)
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if not creds or not creds.valid:
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logger.info("Credentials not found or invalid")
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if creds and creds.expired and creds.refresh_token:
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logger.info("Refreshing expired credentials")
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creds.refresh(Request())
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else:
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logger.info("Requesting new credentials")
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flow = InstalledAppFlow.from_client_secrets_file(
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self.calendar_config.get('credentials_file', 'credentials.json'),
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['https://www.googleapis.com/auth/calendar.readonly'])
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creds = flow.run_local_server(port=0)
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logger.info(f"Saving credentials to {token_file}")
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with open(token_file, 'wb') as token:
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pickle.dump(creds, token)
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self.service = build('calendar', 'v3', credentials=creds)
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logger.info("Calendar service built successfully")
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def get_events(self):
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"""Fetch upcoming calendar events."""
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if not self.enabled or not self.service:
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return []
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try:
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now = datetime.utcnow().isoformat() + 'Z'
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events_result = self.service.events().list(
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calendarId='primary',
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timeMin=now,
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maxResults=self.max_events,
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singleEvents=True,
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orderBy='startTime'
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).execute()
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events = events_result.get('items', [])
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return events
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except Exception as e:
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logging.error(f"Error fetching calendar events: {str(e)}")
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return []
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def draw_event(self, event, y_position=2):
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"""Draw a single calendar event."""
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try:
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# Get time and summary
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time_text = self._format_event_time(event)
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summary = event.get('summary', 'No Title')
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# Use regular font (PressStart2P) for time and date
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time_width = self.display_manager.get_text_width(time_text, self.display_manager.regular_font)
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# Use calendar font (4x6) for summary
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available_width = self.display_manager.matrix.width - time_width - 10 # 10 pixels padding
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title_lines = self._wrap_text(summary, available_width, self.display_manager.calendar_font, max_lines=2)
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# Draw time with regular font
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self.display_manager.draw_text(time_text, 0, y_position,
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color=self.config['calendar']['time_color'],
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font=self.display_manager.regular_font)
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# Draw summary with calendar font
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for i, line in enumerate(title_lines):
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self.display_manager.draw_text(line, time_width + 10, y_position + (i * 8),
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color=self.config['calendar']['text_color'],
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font=self.display_manager.calendar_font)
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return True
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except Exception as e:
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logger.error(f"Error drawing calendar event: {e}", exc_info=True)
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return False
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def _wrap_text(self, text, max_width, font, max_lines=2):
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"""Wrap text to fit within max_width using the provided font."""
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if not text:
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return [""]
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lines = []
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current_line = []
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words = text.split()
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for word in words:
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# Try adding the word to the current line
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test_line = ' '.join(current_line + [word]) if current_line else word
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# Use display_manager's draw_text method to measure text width
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text_width = self.display_manager.get_text_width(test_line, font)
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if text_width <= max_width:
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# Word fits, add it to current line
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current_line.append(word)
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else:
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# Word doesn't fit, start a new line
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if current_line:
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lines.append(' '.join(current_line))
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current_line = [word]
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else:
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# Single word too long, truncate it
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truncated = word
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while len(truncated) > 0:
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if self.display_manager.get_text_width(truncated + "...", font) <= max_width:
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lines.append(truncated + "...")
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break
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truncated = truncated[:-1]
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if not truncated:
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lines.append(word[:10] + "...")
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# Check if we've filled all lines
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if len(lines) >= max_lines:
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break
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# Handle any remaining text in current_line
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if current_line and len(lines) < max_lines:
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remaining_text = ' '.join(current_line)
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if len(words) > len(current_line): # More words remain
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# Try to fit with ellipsis
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while len(remaining_text) > 0:
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if self.display_manager.get_text_width(remaining_text + "...", font) <= max_width:
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lines.append(remaining_text + "...")
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break
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remaining_text = remaining_text[:-1]
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else:
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lines.append(remaining_text)
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# Ensure we have exactly max_lines
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while len(lines) < max_lines:
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lines.append("")
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return lines[:max_lines]
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def update(self, current_time):
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"""Update calendar events if needed."""
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if not self.enabled:
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logger.debug("Calendar manager is disabled, skipping update")
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return
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if current_time - self.last_update > self.update_interval:
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logger.info("Updating calendar events")
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self.events = self.get_events()
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self.last_update = current_time
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if not self.events:
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logger.info("No upcoming calendar events found.")
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else:
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logger.info(f"Fetched {len(self.events)} calendar events.")
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# Reset index if events change
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self.current_event_index = 0
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else:
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# Only log debug message every 5 seconds
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if current_time - self.last_debug_log > 5:
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logger.debug("Skipping calendar update - not enough time has passed")
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self.last_debug_log = current_time
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def _format_event_date(self, event):
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"""Format event date for display"""
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start = event.get('start', {}).get('dateTime', event.get('start', {}).get('date'))
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if not start:
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return ""
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try:
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# Handle both date and dateTime formats
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if 'T' in start:
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# The datetime string already includes timezone info (-05:00)
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dt = datetime.fromisoformat(start)
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logger.debug(f"Parsed datetime from event: {dt}")
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else:
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dt = datetime.strptime(start, '%Y-%m-%d')
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# Make date object timezone-aware (assume UTC if no tz info)
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dt = pytz.utc.localize(dt)
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logger.debug(f"Parsed date from event: {dt}")
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# No need to convert timezone since it's already in the correct one
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logger.debug(f"Using event timezone: {dt}")
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return dt.strftime("%a %-m/%-d") # e.g., "Mon 4/21"
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except ValueError as e:
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logging.error(f"Could not parse date string: {start} - {e}")
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return ""
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def _format_event_time(self, event):
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"""Format event time for display"""
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start = event.get('start', {}).get('dateTime', event.get('start', {}).get('date'))
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if not start or 'T' not in start: # Only show time for dateTime events
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return "All Day"
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try:
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# The datetime string already includes timezone info (-05:00)
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dt = datetime.fromisoformat(start)
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logger.debug(f"Parsed time from event: {dt}")
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# No need to convert timezone since it's already in the correct one
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logger.debug(f"Using event timezone: {dt}")
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return dt.strftime("%I:%M %p")
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except ValueError as e:
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logging.error(f"Could not parse time string: {start} - {e}")
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return "Invalid Time"
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def display(self, force_clear=False):
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"""Display the current calendar event on the matrix"""
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if not self.enabled:
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logger.debug("Calendar manager is disabled, skipping display")
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return
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# Only clear if force_clear is True (mode switch) or no events are drawn
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if force_clear:
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self.display_manager.clear()
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if not self.events:
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# Display "No Events" message if the list is empty
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logger.debug("No calendar events to display")
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self.display_manager.draw_text("No Events", small_font=True, color=self.text_color)
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self.display_manager.update_display()
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return
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# Get the event to display
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if self.current_event_index >= len(self.events):
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self.current_event_index = 0 # Wrap around
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event_to_display = self.events[self.current_event_index]
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# Set force_clear flag for logging
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self.force_clear = force_clear
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# Draw the event starting at y=2
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draw_successful = self.draw_event(event_to_display, y_position=2)
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if draw_successful:
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# Update the display
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self.display_manager.update_display()
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logger.debug("CalendarManager event display updated.")
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else:
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# Draw failed (error logged in draw_event), show debug message
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logger.warning("Failed to draw calendar event")
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self.display_manager.draw_text("Calendar Error", small_font=True, color=self.text_color)
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self.display_manager.update_display()
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def advance_event(self):
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"""Advance to the next event. Called by DisplayManager when calendar display time is up."""
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if not self.enabled:
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logger.debug("Calendar manager is disabled, skipping event advance")
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return
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self.current_event_index += 1
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if self.current_event_index >= len(self.events):
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self.current_event_index = 0
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logger.debug(f"CalendarManager advanced to event index {self.current_event_index}") |